81042570

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:114

約数の個数: 288

約数和(自身を含む): 276576768

約数和(自身を除く): 195534198

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 23, 30, 34, 35, 42, 45, 46, 47, 49, 51, 63, 69, 70, 85, 90, 94, 98, 102, 105, 115, 119, 126, 138, 141, 147, 153, 161, 170, 207, 210, 230, 235, 238, 245, 255, 282, 294, 306, 315, 322, 329, 345, 357, 391, 414, 423, 441, 470, 483, 490, 510, 595, 630, 658, 690, 705, 714, 735, 765, 782, 799, 805, 833, 846, 882, 966, 987, 1035, 1071, 1081, 1127, 1173, 1190, 1410, 1449, 1470, 1530, 1598, 1610, 1645, 1666, 1785, 1955, 1974, 2070, 2115, 2142, 2162, 2205, 2254, 2303, 2346, 2397, 2415, 2499, 2737, 2898, 2961, 3243, 3290, 3381, 3519, 3570, 3910, 3995, 4165, 4230, 4410, 4606, 4794, 4830, 4935, 4998, 5355, 5405, 5474, 5593, 5635, 5865, 5922, 6486, 6762, 6909, 7038, 7191, 7245, 7497, 7567, 7990, 8211, 8330, 9729, 9870, 10143, 10710, 10810, 11186, 11270, 11515, 11730, 11985, 12495, 13685, 13818, 14382, 14490, 14805, 14994, 15134, 16215, 16422, 16779, 16905, 17595, 18377, 19159, 19458, 20286, 20727, 22701, 23030, 23970, 24633, 24990, 27370, 27965, 29610, 32430, 33558, 33810, 34545, 35190, 35955, 36754, 37485, 37835, 38318, 39151, 41055, 41454, 45402, 48645, 49266, 50337, 50715, 52969, 55131, 55930, 57477, 68103, 69090, 71910, 74970, 75670, 78302, 82110, 83895, 91885, 95795, 97290, 100674, 101430, 103635, 105938, 110262, 113505, 114954, 117453, 123165, 128639, 136206, 158907, 165393, 167790, 172431, 183770, 191590, 195755, 207270, 227010, 234906, 246330, 251685, 257278, 264845, 275655, 287385, 317814, 330786, 340515, 344862, 352359, 385917, 391510, 476721, 503370, 529690, 551310, 574770, 587265, 643195, 681030, 704718, 771834, 794535, 826965, 862155, 900473, 953442, 1157751, 1174530, 1286390, 1589070, 1653930, 1724310, 1761795, 1800946, 1929585, 2315502, 2383605, 2701419, 3523590, 3859170, 4502365, 4767210, 5402838, 5788755, 8104257, 9004730, 11577510, 13507095, 16208514, 27014190, 40521285, 81042570]

約数ペア:

[(1, 81042570), (2, 40521285), (3, 27014190), (5, 16208514), (6, 13507095), (7, 11577510), (9, 9004730), (10, 8104257), (14, 5788755), (15, 5402838), (17, 4767210), (18, 4502365), (21, 3859170), (23, 3523590), (30, 2701419), (34, 2383605), (35, 2315502), (42, 1929585), (45, 1800946), (46, 1761795), (47, 1724310), (49, 1653930), (51, 1589070), (63, 1286390), (69, 1174530), (70, 1157751), (85, 953442), (90, 900473), (94, 862155), (98, 826965), (102, 794535), (105, 771834), (115, 704718), (119, 681030), (126, 643195), (138, 587265), (141, 574770), (147, 551310), (153, 529690), (161, 503370), (170, 476721), (207, 391510), (210, 385917), (230, 352359), (235, 344862), (238, 340515), (245, 330786), (255, 317814), (282, 287385), (294, 275655), (306, 264845), (315, 257278), (322, 251685), (329, 246330), (345, 234906), (357, 227010), (391, 207270), (414, 195755), (423, 191590), (441, 183770), (470, 172431), (483, 167790), (490, 165393), (510, 158907), (595, 136206), (630, 128639), (658, 123165), (690, 117453), (705, 114954), (714, 113505), (735, 110262), (765, 105938), (782, 103635), (799, 101430), (805, 100674), (833, 97290), (846, 95795), (882, 91885), (966, 83895), (987, 82110), (1035, 78302), (1071, 75670), (1081, 74970), (1127, 71910), (1173, 69090), (1190, 68103), (1410, 57477), (1449, 55930), (1470, 55131), (1530, 52969), (1598, 50715), (1610, 50337), (1645, 49266), (1666, 48645), (1785, 45402), (1955, 41454), (1974, 41055), (2070, 39151), (2115, 38318), (2142, 37835), (2162, 37485), (2205, 36754), (2254, 35955), (2303, 35190), (2346, 34545), (2397, 33810), (2415, 33558), (2499, 32430), (2737, 29610), (2898, 27965), (2961, 27370), (3243, 24990), (3290, 24633), (3381, 23970), (3519, 23030), (3570, 22701), (3910, 20727), (3995, 20286), (4165, 19458), (4230, 19159), (4410, 18377), (4606, 17595), (4794, 16905), (4830, 16779), (4935, 16422), (4998, 16215), (5355, 15134), (5405, 14994), (5474, 14805), (5593, 14490), (5635, 14382), (5865, 13818), (5922, 13685), (6486, 12495), (6762, 11985), (6909, 11730), (7038, 11515), (7191, 11270), (7245, 11186), (7497, 10810), (7567, 10710), (7990, 10143), (8211, 9870), (8330, 9729)]